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[Qemu-devel] [PATCH v2 3/5] qga: implement qmp_guest_set_memory_blocks()
From: |
zhanghailiang |
Subject: |
[Qemu-devel] [PATCH v2 3/5] qga: implement qmp_guest_set_memory_blocks() for Linux with sysfs |
Date: |
Thu, 22 Jan 2015 10:40:04 +0800 |
We can change guest's online/offline state of memory blocks, by using
command 'guest-set-memory-blocks'.
Signed-off-by: zhanghailiang <address@hidden>
---
qga/commands-posix.c | 30 +++++++++++++++++++++++++++++-
1 file changed, 29 insertions(+), 1 deletion(-)
diff --git a/qga/commands-posix.c b/qga/commands-posix.c
index 3f66489..4b41385 100644
--- a/qga/commands-posix.c
+++ b/qga/commands-posix.c
@@ -2113,7 +2113,35 @@ GuestMemoryBlockList *qmp_guest_get_memory_blocks(Error
**errp)
GuestMemoryBlockResponseList *
qmp_guest_set_memory_blocks(GuestMemoryBlockList *mem_blks, Error **errp)
{
- error_set(errp, QERR_UNSUPPORTED);
+ GuestMemoryBlockResponseList *head, **link;
+ Error *local_err = NULL;
+
+ head = NULL;
+ link = &head;
+
+ while (mem_blks != NULL) {
+ GuestMemoryBlockResponse *result;
+ GuestMemoryBlockResponseList *entry;
+ GuestMemoryBlock *current_mem_blk = mem_blks->value;
+
+ result = g_malloc0(sizeof(*result));
+ result->phys_index = current_mem_blk->phys_index;
+ transfer_memory_block(current_mem_blk, false, result, &local_err);
+ if (local_err) { /* should never happen */
+ goto err;
+ }
+ entry = g_malloc0(sizeof *entry);
+ entry->value = result;
+
+ *link = entry;
+ link = &entry->next;
+ mem_blks = mem_blks->next;
+ }
+
+ return head;
+err:
+ qapi_free_GuestMemoryBlockResponseList(head);
+ error_propagate(errp, local_err);
return NULL;
}
--
1.7.12.4